With the slides selected, click the down-arrow within the New Slide button (highlighted in
red within Figure 2). Within the resultant drop-down menu, select the
Duplicate Selected Slides option, as shown highlighted in blue within
Figure 2.

Figure 2: Duplicate Selected Slides option

Right-click the selected slide (or slides) to bring up a contextual menu, as shown in Figure 3. Within this
contextual menu, select the Duplicate Slide option, as shown highlighted in
red within Figure 3.

Hold down the selected slide/slides and then drag within the Slides Pane to the location where you want to place the
duplicated slides. Don't let go off your hold yet; press the Ctrl key so that your cursor shows a plus sign while Ctrl+dragging (highlighted in red within Figure 4). Then release the
mouse button to place the duplicate slide in the new place.

Figure 4: Ctrl+drag the slides to duplicate within Slides Pane

Save your presentation.

Duplicating Slides within Slide Sorter View

Change the view to Slide Sorter and select
the slide or slides to be duplicated, as shown in Figure 5.

Figure 5: Slides to be duplicated selected within the Slide Sorter view

You can now duplicate selected slide(s) by following any of these three ways:

Use the Ctrl+D keyboard shortcut. This will duplicate the selected slide/slides and place
them right next to the selection.

With the slides selected, click the down-arrow within the New Slide button (highlighted in
red within Figure 6). Within the resultant drop-down menu, select the
Duplicate Selected Slides option, as shown highlighted in blue within
Figure 6.

Figure 6: Duplicate Selected Slides option

Hold down the Ctrl key and drag the selected slide/slides to the new area within
Slide Sorter view, where you want to place the duplicated slides as shown in Figure 7.
Notice that your cursor will show a plus sign while Ctrl+dragging (highlighted in red within
Figure 7). The duplicate slide gets dragged along.

Have your ever used keyboard shortcuts and sequences in PowerPoint? Or are you a complete keyboard aficionado?
Do you want to learn about some new shortcuts? Or do you want to know if your favorite keyboard shortcuts are documented?